Brunswick, MO
Climate overview — based on NOAA 1991-2020 normals from BRUNSWICK, MO US.
Year-round temperatures (°F)
Climate summary
Brunswick has an annual average temperature of 54.1°F with about 40.4 inches of precipitation per year and 12.2 inches of snow. The warmest month is July (average high 86.8°F), and the coldest is January (average low 19.5°F). June is typically the wettest month (5.55 in) and January the driest (1.51 in). Snow typically falls from December through March.
Best time to visit Brunswick
Full guide →Climate change signal
All-time records →5 of 366 (1.4%) of Brunswick's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1890s | 16 | |
| 1900s | 15 | |
| 1910s | 39 | |
| 1920s | 27 | |
| 1930s | 121 | |
| 1940s | 25 | |
| 1950s | 41 | |
| 1960s | 17 | |
| 1970s | 21 | |
| 1980s | 13 | |
| 1990s | 6 | |
| 2000s | 10 | |
| 2010s | 15 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 36.1°F | 19.5°F | 27.8°F | 1.51 in | 4.0 in | 5 |
| February | 41.4°F | 23.3°F | 32.3°F | 2.03 in | 4.9 in | 5 |
| March | 53.4°F | 33.3°F | 43.3°F | 2.77 in | 1.1 in | 7 |
| April | 64.5°F | 43.5°F | 54.0°F | 3.96 in | — | 10 |
| May | 73.6°F | 54.9°F | 64.3°F | 5.45 in | — | 11 |
| June | 82.9°F | 64.6°F | 73.7°F | 5.55 in | — | 10 |
| July | 86.8°F | 68.7°F | 77.7°F | 4.30 in | — | 9 |
| August | 85.2°F | 66.5°F | 75.8°F | 3.85 in | — | 7 |
| September | 78.6°F | 57.7°F | 68.1°F | 3.49 in | — | 7 |
| October | 67.0°F | 45.9°F | 56.4°F | 3.35 in | — | 7 |
| November | 52.8°F | 34.2°F | 43.5°F | 2.36 in | 0.1 in | 6 |
| December | 40.5°F | 24.3°F | 32.4°F | 1.80 in | 2.1 in | 5 |
Climate twins of Brunswick
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).